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经营范围
发明名称
VALVE
摘要
FIELD: valving. ^ SUBSTANCE: valve has seat and member for control of flow rate. The valving member is interposed between the seat and the member and is provided with curved side. ^ EFFECT: enhanced efficiency. ^ 1 dwg
申请公布号
RU2244186(C2)
申请公布日期
2005.01.10
申请号
RU20030108571
申请日期
2003.03.27
申请人
发明人
JUSHA V.L.;MERENKOV D.JU.
分类号
F16K15/08
主分类号
F16K15/08
代理机构
代理人
主权项
地址
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